Figure 1From: Proteome changes in the small intestinal mucosa of broilers (Gallus gallus) induced by high concentrations of atmospheric ammonia Effects of atmospheric ammonia on villus height (VH) and crypt depth (CD) of duodenum (A and B), jejunum (C and D) and ileum (E and F) in control and treatment groups. Vertical lines represent ± S.D, and different letters denote significant difference at P < 0.05 (n = 6).Back to article page